a video letter for children who had never seen rice paddies. the farmers said a video wouldn't be enough and came in person. with the help of the farmers, over 600 children have experienced the challenges and satisfaction of growing rice and learned its importance. as they spend time with the farmers, the children started to change their behavior. they've stopped wasting food and eat all the rice. >> translator: the first time i grew rice, i realized how important it is. i talked to my mother about it and she said i should finish all the rice granins on my plate. >> translator: i think rice contains all the hard work that all the farmers put into growing it. >> reporter: the farmers pay the entire cost of the soil, fertilizer, seeds, tractors, travel, room and board.